World History | Introduction |

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It spans political, economic, social, cultural, and environmental dimensions—from ancient civilizations to modern global dynamics

Intro to Chemistry, Basic Concepts

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Intro to Chemistry, Basic Concepts - Periodic Table, Elements, Metric System & Unit Conversion

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This video tutorial provides a basic introduction into physics.

Introduction to Mathematics

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Everyone hates math, right? Wrong! I like math. Mathematicians like math, presumably. Physicists like math, usually. People who hate math just don't understand it.

Math is the hidden secret to understanding the world | Roger Antonsen

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Unlock the mysteries and inner workings of the world through one of the most imaginative art forms ever -- mathematics -- with Roger Antonsen, as he explains how a slight change in perspective can reveal patterns, numbers and formulas as the gateways to empathy and understanding.